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How to sort an ArrayList in Java [duplicate]
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Try BeanComparator from Apache Commons.
import org.apache.commons.beanutils.BeanComparator;
BeanComparator fieldComparator = new BeanComparator("fruitName");
Collections.sort(fruits, fieldComparator);
...
Determine if string is in list in JavaScript
... @lmiguelmh How about the "polyfill" that I myself posted a link to, from the Mozilla docs themselves? In any case, this function is so dead simple that I'm really not too concerned about testing. And anyone who is, shouldn't take an "already tested" function but should test whatever they use,...
Formatting a float to 2 decimal places
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String.Format("{0:#,###.##}", value)
A more complex example from String Formatting in C#:
String.Format("{0:$#,##0.00;($#,##0.00);Zero}", value);
This will output “$1,240.00″ if passed 1243.50. It will output the same format but in parentheses if the number is negative, and will ...
How do you stop tracking a remote branch in Git?
...rigin/master' does not appear to be a git repository fatal: Could not read from remote repository. after doing this and trying a git pull origin/master
– information_interchange
Aug 13 '18 at 15:51
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Responsive website zoomed out to full width on mobile
...t="initial-scale=1">
would be an even better choice as it makes going from portrait to landscape and back a much more pleasant user experience as with/height would adopt naturally because of the possible auto-scaling.
s...
How big should a UIBarButtonItem image be?
...ping the different asset sizes organized (and Xcode can even generate them from vector sources these days).
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Get line number while using grep
...f 1 | tail -1 (you can save this to a variable and use it to e.g tail file from it)
– Nux
May 7 '14 at 14:08
And to re...
Are there constants in JavaScript?
... also use const constants instead of var constants to prevent the variable from being reassigned.
– Jarett Millard
Apr 26 '17 at 21:04
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Passing an array to a function with variable number of args in Swift
... numbers {
total += i
}
return total
}
Step 2: Call this from within your variadic function:
func sumOf(numbers: Int...) -> Int {
return sumOf(numbers)
}
Step 3: Call Either Way:
var variadicSum = sumOf(1, 2, 3, 4, 5)
var arraySum = sumOf([1, 2, 3, 4, 5])
It seems stra...
How to pass a function as a parameter in Java? [duplicate]
...lambda expressions:
obj.aMethod(i -> i == 982);
Here is an excerpt from the Java tutorial on Lambda Expressions:
Syntax of Lambda Expressions
A lambda expression consists of the following:
A comma-separated list of formal parameters enclosed in parentheses. The CheckPerson.t...